.px2rem(@name, @px) {
    @{name}: @px / 75 * 1rem;
}

.swiper-container{
    .swiper-wrapper{
        .swiper-slide:nth-child(2) {
           
            height: 50%;
        }
    } 
 }
#ooi{
      height: 500px;
}
.header {
    z-index: 999;
    width: 100%;
    position: fixed;
    left: 0;
    top: 0;
    background-color: #fff;
    padding: 2% 0;
    
    div:nth-child(1) {
        width: 20%;
        float: left;
        margin-top: 3%;
        margin-left: 5%;
        dl {
            dt {
                width: 45%;
                float: left;
                padding-right: 3%;
                img {
                    width: 100%;
                }
            }
            dd:nth-child(2) {
                .px2rem(font-size, 30);
            }
            dd:nth-child(3) {
                padding-top: 2%;
            }
        }
    }
    div:nth-child(2) {
        width: 50%;
        float: left;
        display: flex;
        justify-content: center;
        align-items: center;
        .navs{
            display: flex;
            justify-content: center;
            align-items: center;
            margin: 0 4%;
            z-index:999;
            dl {
                text-align: center;
              
                dt {
                   
                    h1{
                        .px2rem(font-size, 36);

                    }
                }
                dd {
                    .px2rem(font-size, 20);
                    padding: 8% 0;
                
                }
            }
        }
       .active{
            border-bottom: 8px solid #000;
        }
    }
    div:nth-child(3) {
        width: 20%;
        float: left;
        text-align: center;
        margin-top: 3%;
        margin-left: 2%;
      
            .px2rem(font-size, 46);
            z-index: 999;
    }
}

.main{
    background-color:#f7f7f7;
    margin-top:15%;
    padding-bottom:29%;
    .imgs{
    width: 100%;
    img{
        width: 100%;
    }
   }
   .nav{
    display: flex;
    align-items: center;
    width: 100%;
    background-color:#fff;
    margin: 2% 0;
    span{
    font-weight: 800;
    width: 20%;
    margin-left:10%;
    padding:3% 0;
     .px2rem(font-size, 30);
    i{
        padding:0 10%;
    }
    }
    ul{
        width: 60%;
        display: flex;
        align-items: center;
        li:nth-child(1){
            a{color:#52aa63;}
        }
        li{
            padding: 3%;
            a{
                 .px2rem(font-size, 26);

            }
        }
        li:hover a{
           color:red;
        }
    }
   }
 .die{
    width: 100%;
   .dls{
    display: flex;
   width: 100%;
    dl{
        width: 45%;
        margin:1%;
        background-color:#fff;
        margin:1%;
       flex:1;
     .px2rem(border-radius,10);
        dt{
            width: 100%;
            img{width: 100%;}
        }
        dd{
            width: 100%;
            padding:2% 0;
        }
        dd:nth-child(2){
            h1{
            .px2rem(font-size, 28);
             .px2rem(line-height, 36);
             padding:0 6%;
            }
        }
            dd:nth-child(3){
                margin:5% 0;
        
            span:nth-child(1){
                .px2rem(font-size, 34);
                color:red;
                 padding:4%;
            }
             span:nth-child(2){
                color:#ccc;
                 padding-left:20%;
            }
        }
    }
   }
 }
 .pse{
    padding:5% 0;
     .px2rem(font-size, 34);
     text-align:center;
     color:#ccc;
 }
}
#per{
     padding:5% 0;
     .px2rem(font-size, 34);
     text-align:center;
     color:#ccc;
}
.pofoot{
    position: fixed;
    right: 2%;
    bottom:10%;
    display: flex;
    justify-content: center;
    align-items: center;
    background:rgba(1,2,3,0.4);
     .px2rem(border-radius,100);
     z-index: 999;
     .px2rem(width,100);
     .px2rem(height,100);
     i{
        color:#fff;
         .px2rem(font-size, 36);
     }
}

.minlei{
    width: 100%;
    height: 98vh;
    padding-top:17%;
    background-color:#f7f7f7;
    div{
        width: 46%;
        margin: 2%;  
        background-color:red;
        .px2rem(border-radius,20);
        float:left;
          background-repeat: no-repeat;
        background-position: center;
             p{ 
           padding-left:5%;
           color:#fff;

    }
    p:nth-child(1){
        .px2rem(font-size, 38);
           padding-top:10%;
    }
    p:nth-child(2){
        .px2rem(font-size, 20);
           padding-bottom:30%;
             padding-top:2%;
    }
   

    }
   .d1{
     background-image: url(../images/IMG.png);
   }
   .d2{
     background-image: url(../images/im2.png);
   }

  
}
.footer {
    width: 100%;
    background-color: #fff;
    position: fixed;
    left: 0;
    bottom: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index:999;
    a {
        padding: 2%;
        width: 15%;
        dl {
            dt {
                width: 100%;
                .px2rem(font-size, 36);
                text-align: center;
            }
            dd {
                padding-top: 11%;
                text-align: center;
                .px2rem(font-size, 22);
            }
        }
    }
     a:nth-child(4) {
       color:#56130a;
       font-weight: 900;     
    }
    a:nth-child(3) {
        display: flex;
        justify-content: center;
        align-items: center;
        .px2rem(font-size, 100);

    }
    a:hover {
        background: red;
        .px2rem(border-radius, 15);
    }
}